首页>
外国专利>
Crushed stone packed union for railway subgrade laying
Crushed stone packed union for railway subgrade laying
展开▼
机译:用于铁路路基铺设的碎石打包工会
展开▼
页面导航
摘要
著录项
相似文献
摘要
(57) Abstract Objective Laying job of the crushed stone being easy, after the laying the downgrade of the crushed stoneSeeing is little, extending to the long period of time, can decrease the vibration and noiseIt designates that the sea urchin it does as purpose. Constitution The crushed stone is justified to the network condition sack 1 which, consists of the Kevlar conjunctionTo become the wa se te, this on both sides of the carriage rail and both sides of the roadbedExtending to the long period of time, to the ru by laying, the vibration and noiseIt decreases.
展开▼